ATA6629/ATA6631 LIN System Basis Chip with LIN Transceiver and Integrated 3.3V(5V)/50 mA Voltage Regulator0 pages

ATA6629/ATA6631
LIN Bus Transceiver with Integrated Voltage Regulator
DATASHEET

Features
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Supply voltage up to 40V
Operating voltage VS = 5V to 27V
Typically 10µA supply current during sleep mode
Typically 35µA supply current in silent mode
Linear low-drop voltage regulator, 85mA current capability:
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Normal, fail-safe, and silent mode
Atmel ATA6629: VCC = 3.3V ±2%
Atmel ATA6631: VCC = 5.0V ±2%
Sleep mode: VCC is switched off
● VCC undervoltage detection with reset open drain output NRES (4ms reset time)

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Voltage regulator is short-circuit and over-temperature protected
LIN physical layer according to LIN 2.0, 2.1 and SAEJ2602-2
Wake-up capability via LIN bus (90µs dominant)
TXD time-out timer
Bus pin is overtemperature and short-circuit protected versus GND and battery
Advanced EMC and ESD performance
Fulfills the OEM “hardware requirements for LIN in automotive applications rev.1.1”
Interference and damage protection according to ISO7637
Package: SO8

9165E-AUTO-04/14